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LearnOpenGL
Code repository of all OpenGL chapters from the book and its accompanying website https://learnopengl.com
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
GLFW only gives you a "a simple API for creating windows, contexts and surfaces, receiving input and events.", you will still need to grab OpenGL and a couple other things. https://learnopengl.com, which another commented already mentioned gives a good step by step tutorial on all the stuff you need to do at the start to get up and running (it's a lot).
NOTE:
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Hence, a higher number means a more popular project.